Syntax error: Missing operand after 'Number' operator

Question

If Serial_NumberTextBox.Text = "" Then
            Exit Sub
        Else
            Dim cantfind As String = Serial_NumberTextBox.Text
TravelINFOBindingSource.Filter = "(Convert(Serial Number, 'System.String') LIKE '" & Serial_NumberTextBox.Text & "')"
            If TravelINFOBindingSource.Count <> 0 Then
                With Form5.DataGridView1
                    .DataSource = TravelINFOBindingSource
                End With
            Else
                TextBox1.Text = "Ticket is either expired or not avaliable!"
                TextBox1.ForeColor = Color.Red
                Serial_NumberTextBox.Text = ""
                Serial_NumberTextBox.Select()
                Serial_NumberTextBox.SelectAll()
            End If
        End If
where is the error !!! help me plz
           

Answer 1

Hello,
Like syntax for this is the same as SQL Like, see
the following documentation and note the percent symbol. Also remove the ( and ) in the string.
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